Mercedes-Benz C 3.0 CDI AMG 231hp Remap

Name: Mercedes-Benz C 3.0 CDI AMG 231hp ECU Remap
Brand: Mercedes-Benz

Expected gains of +29 BHP and +60 Nm torque

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BHP+29 hp (13%)

Standard

231 hp

Tuned

260 hp

Torque+60 Nm (11%)

Standard

540 Nm

Tuned

600 Nm

Suitability

Good (6/10)

Gains Profile

Balanced

Headroom

Medium

Mercedes-Benz C 3.0 CDI AMG 231hp ECU Remapping

Considering an ECU remap for your Mercedes-Benz C 3.0 CDI AMG 231hp? A Stage 1 remap can take this W203 - 2004 - 2007 diesel engine from 231 BHP to 260 BHP and from 540 Nm to 600 Nm of torque (turbocharged). This engine scores 6/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Mercedes-Benz C can achieve.

How this engine compares

60thof 99 Mercedes-Benz C engines by power gain
38%of the 9,842 engines we hold gain data for see a smaller power increase
41%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Mercedes-Benz C 3.0 CDI AMG 231hp is a 3.0L turbocharged diesel engine producing 231 BHP and 540 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 260 BHP and 600 Nm — a gain of around 29 BHP (13%) and 60 Nm (11%).

This engine has moderate remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.

Other C W203 - 2004 - 2007 Engines

Engine	BHP	Gain	Torque	Gain	Score
200 CDI 115hp	115 → 150	+35	250 → 330	+80	Excellent (8/10)
200 CDI 122hp	122 → 175	+53	270 → 380	+110	Excellent (8/10)
220 CDI 136hp	136 → 175	+39	315 → 400	+85	Good (7.5/10)
180 K - 143hp	143 → 170	+27	220 → 270	+50	Moderate (5.5/10)
220 CDI 150hp	150 → 175	+25	340 → 400	+60	Good (7/10)
200 K - 163hp	163 → 200	+37	240 → 280	+40	Moderate (5/10)
270 CDI 170hp	170 → 200	+30	400 → 480	+80	Good (6.5/10)
230 K - 192hp	192 → 225	+33	260 → 310	+50	Moderate (5/10)
320 CDI 211hp	211 → 260	+49	510 → 600	+90	Good (7.5/10)
320 CDI 224hp	224 → 260	+36	510 → 600	+90	Good (6.5/10)
55 AMG 367hp	367 → 385	+18	510 → 535	+25	Limited (3/10)

Technical Specifications

Fuel Type: Diesel
Aspiration: Turbocharged
Displacement: 3L
Capacity: 2950 CC
Type: Car
Engine Family: Mercedes-benz 3.0L CDI Turbo Diesel

ECU & Transmission

Likely ECU Low confidence: Bosch EDC16 / Siemens SID (varies)
Gearbox Low confidence: Transmission varies by trim and market; check manual/automatic type and torque rating. At this torque level, transmission and driveline servicing history becomes especially important.

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Confirm Your Vehicle

MakeMercedes-Benz

ModelC

GenerationW203 - 2004 - 2007

Engine3.0 CDI AMG 231hp

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.

We recommend discussing your specific vehicle with a qualified remap professional before proceeding.